Captain America star Chris Evans reportedly joins Robert Downey Jr. in MCU return for Avengers: Doomsday, but it's not clear who he's playing
Doomsday. Per TheWrap, Evans, who famously played the Steve Rogers Captain America from his MCU introduction in 2011's Captain America: The First Avenger all the way to 2019's Avengers: Endgame, will have an undisclosed role in Avengers: Doomsday.